package model

import (
	"context"
	"time"

	"gorm.io/gorm"
)

// PMessage 消息通知
type Message struct {
	ID             int64  `json:"id" gorm:"id"`                             // 消息通知ID
	SenderUserId   int64  `json:"sender_user_id" gorm:"sender_user_id"`     // 发送方用户ID
	ReceiverUserId int64  `json:"receiver_user_id" gorm:"receiver_user_id"` // 接收方用户ID
	Type           int8   `json:"type" gorm:"type"`                         // 通知类型，1动态，2评论，3回复，4私信，99系统通知
	Brief          string `json:"brief" gorm:"brief"`                       // 摘要说明
	Content        string `json:"content" gorm:"content"`                   // 详细内容
	PostId         int64  `json:"post_id" gorm:"post_id"`                   // 动态ID
	CommentId      int64  `json:"comment_id" gorm:"comment_id"`             // 评论ID
	ReplyId        int64  `json:"reply_id" gorm:"reply_id"`                 // 回复ID
	IsRead         int8   `json:"is_read" gorm:"is_read"`                   // 是否已读
	CreatedOn      int64  `json:"created_on" gorm:"created_on"`             // 创建时间
	ModifiedOn     int64  `json:"modified_on" gorm:"modified_on"`           // 修改时间
	DeletedOn      int64  `json:"deleted_on" gorm:"deleted_on"`             // 删除时间
	IsDel          int8   `json:"is_del" gorm:"is_del"`                     // 是否删除 0 为未删除、1 为已删除
}

// TableName 表名称
func (*Message) TableName() string {
	return "p_message"
}

// MessageModel 消息模型
type MessageModel struct {
	conn *gorm.DB
}

func NewMessageModel(conn *gorm.DB) *MessageModel {
	return &MessageModel{
		conn: conn,
	}
}

// SendMessage 发送站内信
func (m *MessageModel) SendMessage(ctx context.Context, senderId, receiverId int64, postId int64, content string) error {
	message := &Message{
		SenderUserId:   senderId,
		ReceiverUserId: receiverId,
		Type:           1, // 假设1表示动态通知
		Brief:          "你被艾特了",
		Content:        content,
		PostId:         postId,
		IsRead:         0,
		CreatedOn:      time.Now().Unix(),
		ModifiedOn:     time.Now().Unix(),
		IsDel:          0,
	}
	return m.conn.WithContext(ctx).Create(message).Error
}

// SendNotification 发送站内信
func (m *MessageModel) SendNotification(ctx context.Context, senderId, receiverId int64, messageType int8, brief, content string, postId, commentId, replyId int64) error {
	message := &Message{
		SenderUserId:   senderId,
		ReceiverUserId: receiverId,
		Type:           messageType,
		Brief:          brief,
		Content:        content,
		PostId:         postId,
		CommentId:      commentId,
		ReplyId:        replyId,
		IsRead:         0,
		CreatedOn:      time.Now().Unix(),
		ModifiedOn:     time.Now().Unix(),
		IsDel:          0,
	}
	return m.conn.WithContext(ctx).Create(message).Error
}